[PATCH -next] xtensa: use for_each_compatible_node() macro

[Wei Yongjun]

From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>

Use for_each_compatible_node() macro.

Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
 arch/xtensa/platforms/xtfpga/setup.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/xtensa/platforms/xtfpga/setup.c b/arch/xtensa/platforms/xtfpga/setup.c
index 71d61ca6..237c36d 100644
--- a/arch/xtensa/platforms/xtfpga/setup.c
+++ b/arch/xtensa/platforms/xtfpga/setup.c
@@ -105,9 +105,9 @@ static void __init update_clock_frequency(struct device_node *node)
 
 static int __init machine_setup(void)
 {
-	struct device_node *serial = NULL;
+	struct device_node *serial;
 
-	while ((serial = of_find_compatible_node(serial, NULL, "ns16550a")))
+	for_each_compatible_node(serial, NULL, "ns16550a")
 		update_clock_frequency(serial);
 	return 0;
 }


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